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authorBrian <brian@nostromo.localnet.net>2007-04-23 22:01:34 -0600
committerBrian <brian@nostromo.localnet.net>2007-04-23 22:01:34 -0600
commitafc132e7a9c2b2c870b61ef10311272b36ea9bf2 (patch)
treee931b57945e00798fb7c13652c31d195c1204b03 /src/mesa/swrast
parent335769a875d653f6076e653d3f63c6a4ba64dba2 (diff)
remove SWvertex->fog field, use attrib field
Diffstat (limited to 'src/mesa/swrast')
-rw-r--r--src/mesa/swrast/s_aalinetemp.h4
-rw-r--r--src/mesa/swrast/s_aatritemp.h6
-rw-r--r--src/mesa/swrast/s_context.c2
-rw-r--r--src/mesa/swrast/s_linetemp.h5
-rw-r--r--src/mesa/swrast/s_pointtemp.h2
-rw-r--r--src/mesa/swrast/s_tritemp.h12
-rw-r--r--src/mesa/swrast/swrast.h1
7 files changed, 19 insertions, 13 deletions
diff --git a/src/mesa/swrast/s_aalinetemp.h b/src/mesa/swrast/s_aalinetemp.h
index b0b73e816d..ef26e9edc8 100644
--- a/src/mesa/swrast/s_aalinetemp.h
+++ b/src/mesa/swrast/s_aalinetemp.h
@@ -153,7 +153,9 @@ NAME(line)(GLcontext *ctx, const SWvertex *v0, const SWvertex *v1)
#ifdef DO_FOG
line.span.arrayMask |= SPAN_FOG;
compute_plane(line.x0, line.y0, line.x1, line.y1,
- v0->fog, v1->fog, line.fPlane);
+ v0->attrib[FRAG_ATTRIB_FOGC][0],
+ v1->attrib[FRAG_ATTRIB_FOGC][0],
+ line.fPlane);
#endif
#ifdef DO_RGBA
line.span.arrayMask |= SPAN_RGBA;
diff --git a/src/mesa/swrast/s_aatritemp.h b/src/mesa/swrast/s_aatritemp.h
index f6c8e68a9b..8ff52cb932 100644
--- a/src/mesa/swrast/s_aatritemp.h
+++ b/src/mesa/swrast/s_aatritemp.h
@@ -136,7 +136,11 @@
span.arrayMask |= SPAN_Z;
#endif
#ifdef DO_FOG
- compute_plane(p0, p1, p2, v0->fog, v1->fog, v2->fog, fogPlane);
+ compute_plane(p0, p1, p2,
+ v0->attrib[FRAG_ATTRIB_FOGC][0],
+ v1->attrib[FRAG_ATTRIB_FOGC][0],
+ v2->attrib[FRAG_ATTRIB_FOGC][0],
+ fogPlane);
span.arrayMask |= SPAN_FOG;
#endif
#ifdef DO_RGBA
diff --git a/src/mesa/swrast/s_context.c b/src/mesa/swrast/s_context.c
index d4782aacb9..522a66fad8 100644
--- a/src/mesa/swrast/s_context.c
+++ b/src/mesa/swrast/s_context.c
@@ -910,7 +910,7 @@ _swrast_print_vertex( GLcontext *ctx, const SWvertex *v )
v->specular[0], v->specular[1],
v->specular[2], v->specular[3]);
#endif
- _mesa_debug(ctx, "fog %f\n", v->fog);
+ _mesa_debug(ctx, "fog %f\n", v->attrib[FRAG_ATTRIB_FOGC][0]);
_mesa_debug(ctx, "index %d\n", v->index);
_mesa_debug(ctx, "pointsize %f\n", v->pointSize);
_mesa_debug(ctx, "\n");
diff --git a/src/mesa/swrast/s_linetemp.h b/src/mesa/swrast/s_linetemp.h
index 6c52e8dd47..76da446710 100644
--- a/src/mesa/swrast/s_linetemp.h
+++ b/src/mesa/swrast/s_linetemp.h
@@ -280,8 +280,9 @@ NAME( GLcontext *ctx, const SWvertex *vert0, const SWvertex *vert1 )
#endif
#ifdef INTERP_FOG
interpFlags |= SPAN_FOG;
- span.attrStart[FRAG_ATTRIB_FOGC][0] = vert0->fog;
- span.attrStepX[FRAG_ATTRIB_FOGC][0] = (vert1->fog - vert0->fog) / numPixels;
+ span.attrStart[FRAG_ATTRIB_FOGC][0] = vert0->attrib[FRAG_ATTRIB_FOGC][0];
+ span.attrStepX[FRAG_ATTRIB_FOGC][0] = (vert1->attrib[FRAG_ATTRIB_FOGC][0]
+ - vert0->attrib[FRAG_ATTRIB_FOGC][0]) / numPixels;
#endif
#ifdef INTERP_TEX
interpFlags |= SPAN_TEXTURE;
diff --git a/src/mesa/swrast/s_pointtemp.h b/src/mesa/swrast/s_pointtemp.h
index 23ac571236..500b3fef9d 100644
--- a/src/mesa/swrast/s_pointtemp.h
+++ b/src/mesa/swrast/s_pointtemp.h
@@ -105,7 +105,7 @@ NAME ( GLcontext *ctx, const SWvertex *vert )
*/
span->interpMask = SPAN_FOG;
span->arrayMask = SPAN_XY | SPAN_Z;
- span->attrStart[FRAG_ATTRIB_FOGC][0] = vert->fog;
+ span->attrStart[FRAG_ATTRIB_FOGC][0] = vert->attrib[FRAG_ATTRIB_FOGC][0];
span->attrStepX[FRAG_ATTRIB_FOGC][0] = 0.0;
span->attrStepY[FRAG_ATTRIB_FOGC][0] = 0.0;
#if FLAGS & RGBA
diff --git a/src/mesa/swrast/s_tritemp.h b/src/mesa/swrast/s_tritemp.h
index deab7edbed..97c79428c0 100644
--- a/src/mesa/swrast/s_tritemp.h
+++ b/src/mesa/swrast/s_tritemp.h
@@ -458,11 +458,11 @@ static void NAME(GLcontext *ctx, const SWvertex *v0,
{
# ifdef INTERP_W
const GLfloat wMax = vMax->win[3], wMin = vMin->win[3], wMid = vMid->win[3];
- const GLfloat eMaj_dfog = vMax->fog * wMax - vMin->fog * wMin;
- const GLfloat eBot_dfog = vMid->fog * wMid - vMin->fog * wMin;
+ const GLfloat eMaj_dfog = vMax->attrib[FRAG_ATTRIB_FOGC][0] * wMax - vMin->attrib[FRAG_ATTRIB_FOGC][0] * wMin;
+ const GLfloat eBot_dfog = vMid->attrib[FRAG_ATTRIB_FOGC][0] * wMid - vMin->attrib[FRAG_ATTRIB_FOGC][0] * wMin;
# else
- const GLfloat eMaj_dfog = vMax->fog - vMin->fog;
- const GLfloat eBot_dfog = vMid->fog - vMin->fog;
+ const GLfloat eMaj_dfog = vMax->attrib[FRAG_ATTRIB_FOGC][0] - vMin->attrib[FRAG_ATTRIB_FOGC][0];
+ const GLfloat eBot_dfog = vMid->attrib[FRAG_ATTRIB_FOGC][0] - vMin->attrib[FRAG_ATTRIB_FOGC][0];
# endif
span.attrStepX[FRAG_ATTRIB_FOGC][0] = oneOverArea * (eMaj_dfog * eBot.dy - eMaj.dy * eBot_dfog);
span.attrStepY[FRAG_ATTRIB_FOGC][0] = oneOverArea * (eMaj.dx * eBot_dfog - eMaj_dfog * eBot.dx);
@@ -867,9 +867,9 @@ static void NAME(GLcontext *ctx, const SWvertex *v0,
#endif
#ifdef INTERP_FOG
# ifdef INTERP_W
- fogLeft = vLower->fog * vLower->win[3] + (span.attrStepX[FRAG_ATTRIB_FOGC][0] * adjx + span.attrStepY[FRAG_ATTRIB_FOGC][0] * adjy) * (1.0F/FIXED_SCALE);
+ fogLeft = vLower->attrib[FRAG_ATTRIB_FOGC][0] * vLower->win[3] + (span.attrStepX[FRAG_ATTRIB_FOGC][0] * adjx + span.attrStepY[FRAG_ATTRIB_FOGC][0] * adjy) * (1.0F/FIXED_SCALE);
# else
- fogLeft = vLower->fog + (span.attrStepX[FRAG_ATTRIB_FOGC][0] * adjx + span.attrStepY[FRAG_ATTRIB_FOGC][0] * adjy) * (1.0F/FIXED_SCALE);
+ fogLeft = vLower->attrib[FRAG_ATTRIB_FOGC][0] + (span.attrStepX[FRAG_ATTRIB_FOGC][0] * adjx + span.attrStepY[FRAG_ATTRIB_FOGC][0] * adjy) * (1.0F/FIXED_SCALE);
# endif
dfogOuter = span.attrStepY[FRAG_ATTRIB_FOGC][0] + dxOuter * span.attrStepX[FRAG_ATTRIB_FOGC][0];
#endif
diff --git a/src/mesa/swrast/swrast.h b/src/mesa/swrast/swrast.h
index 9e1fe24bb4..12264a159a 100644
--- a/src/mesa/swrast/swrast.h
+++ b/src/mesa/swrast/swrast.h
@@ -69,7 +69,6 @@ typedef struct {
GLfloat win[4];
GLchan color[4];
GLchan specular[4];
- GLfloat fog;
GLfloat index;
GLfloat pointSize;
GLfloat attrib[FRAG_ATTRIB_MAX][4]; /**< texcoords & varying, more to come */